Stable is the default software upgrade channel for Webex Calling MPP phones, Cisco ATA 191/192 and the listed Yealink models.

Checked 2026-09-25

The Stable channel installs the current preferred software available for devices.
Vendor
Cisco
Product
Webex Calling devices
Subsystem
firmware upgrade channels
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-25
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Webex Calling device onboarding and activation codes: source note webex-calling-device-onboarding-channel-stable-default. WarmTransfer. https://warmtransfer.net/knowledge/claims/webex-calling-device-onboarding-channel-stable-default

BibTeX

@misc{warmtransfer-claim-webex-calling-device-onboarding-channel-stable-default,
  title  = {Webex Calling device onboarding and activation codes: source note webex-calling-device-onboarding-channel-stable-default},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/webex-calling-device-onboarding-channel-stable-default},
  note   = {Source note webex-calling-device-onboarding-channel-stable-default, checked 2026-09-25}
}

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